F1-30 - Lobo. Positions Maxa-Mount, Lobo Arm, Frame-Ups, Flags, Umbrellas, etc. Attaches to the Top or Shaft of Stands, to the Space Clamp Bar (SC-10 or SC-20), to any 5/8" Stud or to Pipes up to 1.25" Diameter. One Large Knob Controls 360 Degree, Multi-Axis Rotation with Precise Clamping. F1-40 - Lobo Arm. Used with Lobo or Grip To Extend and Articulate Flags, Lights, etc. 22" Tube with Standard 5/8" Mounting Stud. KG - Grip. C-Type Clamp for Mounting Lobo Arm or Other Bars to Tables, Doors etc.